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MRuby-Binding: Account for 'char' not being signed everywhere

This commit is contained in:
Jonas Kulla 2014-07-19 11:13:11 +00:00
parent 83ceed5592
commit a310318c65
1 changed files with 13 additions and 13 deletions
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26
binding-mruby/mrb-ext/marshal.cpp
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@ -153,9 +153,9 @@ struct MarshalContext
LinkBuffer<mrb_sym> symbols;
LinkBuffer<mrb_value> objects;
char readByte()
int8_t readByte()
{
char byte;
int8_t byte;
int result = SDL_RWread(ops, &byte, 1, 1);
if (result < 1)
@ -172,7 +172,7 @@ struct MarshalContext
throw Exception(Exception::ArgumentError, "dump format error");
}
void writeByte(char byte)
void writeByte(int8_t byte)
{
int result = SDL_RWwrite(ops, &byte, 1, 1);
@ -193,7 +193,7 @@ struct MarshalContext
static int
read_fixnum(MarshalContext *ctx)
{
char head = ctx->readByte();
int8_t head = ctx->readByte();
if (head == 0)
return 0;
@ -202,10 +202,10 @@ read_fixnum(MarshalContext *ctx)
else if (head < -4)
return head + 5;
int pos = (head > 0);
int len = pos ? head : head * -1;
int8_t pos = (head > 0);
int8_t len = pos ? head : head * -1;
char n1, n2, n3, n4;
int8_t n1, n2, n3, n4;
if (pos)
n2 = n3 = n4 = 0;
@ -471,7 +471,7 @@ static mrb_value
read_value(MarshalContext *ctx)
{
mrb_state *mrb = ctx->mrb;
char type = ctx->readByte();
int8_t type = ctx->readByte();
mrb_value value;
if (mrb->arena_idx > maxArena)
maxArena = mrb->arena_idx;
@ -559,16 +559,16 @@ write_fixnum(MarshalContext *ctx, int value)
}
else if (value > 0 && value < 123)
{
ctx->writeByte((char) value + 5);
ctx->writeByte((int8_t) value + 5);
return;
}
else if (value < 0 && value > -124)
{
ctx->writeByte((char) value - 5);
ctx->writeByte((int8_t) value - 5);
return;
}
char len;
int8_t len;
if (value > 0)
{
@ -875,8 +875,8 @@ writeMarshalHeader(MarshalContext *ctx)
static void
verifyMarshalHeader(MarshalContext *ctx)
{
char maj = ctx->readByte();
char min = ctx->readByte();
int8_t maj = ctx->readByte();
int8_t min = ctx->readByte();
if (maj != MARSHAL_MAJOR || min != MARSHAL_MINOR)
throw Exception(Exception::TypeError, "incompatible marshal file format (can't be read)");